The release of Marion Barber, Marc Colombo, Leonard Davis and Roy Williams hit some of the Cowboys veterans hard. “It is difficult,” Pro Bowl tight end Jason Witten said. “You never really get used to …

Cowboys second-year safety Akwasi Owusu-Ansah has suffered the first injury of training camp. A fourth-round pick last year, Owusu-Ansah limped off the field with an apparent ankle injury. Owusu-Ansah …